DSS 2020 preview
Chevy
LS7
SX-FX LS7/LSX GM LS based Stroker
Aprox. Comp. Ratio figured at 4.125 bore
LS7 Available Bore Sizes: 4.125, 4.130, 4.155, 4.165, 4.185 Add the Bore size to the end of the part # IE. 1-2870-4125 for a 4.125 bore.
CID Crank Stroke
Rod C to C
Pin Dia. .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927 .927
Crown Type Pin Hgt
Aprox. Comp. Ratio Series Alloy Ring Pack
Piston Part #
Piston & Ring Kit K1-2950 K2-2950 K3-2950 K1-2952 K2-2952 K3-2952 K1-2951 K2-2951 K3-2951 K1-2953 K2-2953 K3-2953 K1-2954 K2-2954 K3-2954 K1-2955 K2-2955 K3-2955 K1-2940 K2-2940 K3-2940 K1-2942 K2-2942 K3-2942 K1-2941 K2-2941 K3-2941 K1-2943 K2-2943 K3-2943 K1-2944 K2-2944 K3-2944 K1-2945 K2-2945 K3-2945
64cc 66cc 72cc
427 4.000 6.067 427 4.000 6.067 427 4.000 6.067 427 4.000 6.067 427 4.000 6.067 427 4.000 6.067 427 4.000 6.067 427 4.000 6.067 427 4.000 6.067 427 4.000 6.067 427 4.000 6.067 427 4.000 6.067 427 4.000 6.067 427 4.000 6.067 427 4.000 6.067 427 4.000 6.067 427 4.000 6.067 427 4.000 6.067 441 4.125 6.125 441 4.125 6.125 441 4.125 6.125 441 4.125 6.125 441 4.125 6.125 441 4.125 6.125 441 4.125 6.125 441 4.125 6.125 441 4.125 6.125 441 4.125 6.125 441 4.125 6.125 441 4.125 6.125 441 4.125 6.125 441 4.125 6.125 441 4.125 6.125 441 4.125 6.125 441 4.125 6.125 441 4.125 6.125
Flat Top -5cc Flat Top -5cc Flat Top -5cc
1.173 12.19 11.91 11.15 1-FX 1.173 12.19 11.91 11.15 2-FX 1.173 12.19 11.91 11.15 3-FX
4032 1.2 1.2 3MM 1-2950 2618 1.2 1.2 3MM 2-2950 2618 1.2 1.2 3MM 3-2950 4032 1.2 1.2 3MM 1-2952 2618 1.2 1.2 3MM 2-2952 2618 1.2 1.2 3MM 3-2952 4032 1.2 1.2 3MM 1-2951 2618 1.2 1.2 3MM 2-2951 2618 1.2 1.2 3MM 3-2951 4032 1.2 1.2 3MM 1-2953 2618 1.2 1.2 3MM 2-2953 2618 1.2 1.2 3MM 3-2953 4032 1.2 1.2 3MM 1-2954 2618 1.2 1.2 3MM 2-2954 2618 1.2 1.2 3MM 3-2954 4032 1.2 1.2 3MM 1-2955 2618 1.2 1.2 3MM 2-2955 2618 1.2 1.2 3MM 3-2955 4032 1.2 1.2 3MM 1-2940 2618 1.2 1.2 3MM 2-2940 2618 1.2 1.2 3MM 3-2940 4032 1.2 1.2 3MM 1-2942 2618 1.2 1.2 3MM 2-2942 2618 1.2 1.2 3MM 3-2942 4032 1.2 1.2 3MM 1-2941 2618 1.2 1.2 3MM 2-2941 2618 1.2 1.2 3MM 3-2941 4032 1.2 1.2 3MM 1-2943 2618 1.2 1.2 3MM 2-2943 2618 1.2 1.2 3MM 3-2943 4032 1.2 1.2 3MM 1-2944 2618 1.2 1.2 3MM 2-2944 2618 1.2 1.2 3MM 3-2944 4032 1.2 1.2 3MM 1-2945 2618 1.2 1.2 3MM 2-2945 2618 1.2 1.2 3MM 3-2945
Dome+6CC 1.173 13.52 13.17 12.23 1-FX Dome+6CC 1.173 13.52 13.17 12.23 2-FX Dome+6CC 1.173 13.52 13.17 12.23 3-FX
Dish -10cc Dish -10cc Dish -10cc Dish-15cc Dish-15cc Dish-15cc Dish -22cc Dish -22cc Dish -22cc Dish -29cc Dish -29cc Dish -29cc
1.173 11.24 11.00 10.36 1-FX 1.173 11.24 11.00 10.36 2-FX 1.173 11.24 11.00 10.36 3-FX 1.173 10.92 10.70 10.09 1-FX 1.173 10.92 10.70 10.09 2-FX 1.173 10.92 10.70 10.09 3-FX 1.173 9.98 9.80 9.30 1-FX 1.173 9.98 9.80 9.30 2-FX 1.173 9.98 9.80 9.30 3-FX 1.173 10.11 9.40 8.94 1-FX 1.173 10.11 9.40 8.94 2-FX 1.173 10.11 9.40 8.94 3-FX 1.052 12.33 12.25 11.46 1-FX 1.052 12.33 12.25 11.46 2-FX 1.052 12.33 12.25 11.46 3-FX 1.052 13.59 13.55 12.58 1-FX 1.052 13.59 13.55 12.58 2-FX 1.052 13.59 13.55 12.58 3-FX 1.052 11.56 11.32 10.65 1-FX 1.052 11.56 11.32 10.65 2-FX 1.052 11.56 11.32 10.65 3-FX 1.052 11.23 11.00 10.38 1-FX 1.052 11.23 11.00 10.38 2-FX 1.052 11.23 11.00 10.38 3-FX 1.052 10.26 10.07 9.56 1-FX 1.052 10.26 10.07 9.56 2-FX 1.052 10.26 10.07 9.56 3-FX 1.052 9.83 9.66 9.19 1-FX 1.052 9.83 9.66 9.19 2-FX 1.052 9.83 9.66 9.19 3-FX
Flat Top -5cc Flat Top -5cc Flat Top -5cc Dome +6cc Dome +6cc Dome +6cc
Dish -10cc Dish -10cc Dish -10cc Dish-15cc Dish-15cc Dish-15cc Dish -22cc Dish -22cc Dish -22cc Dish -29cc Dish -29cc Dish -29cc
43
3550 Stern Ave. St Charles IL 60174
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